TOPPING A90 DISCRETE - High-End Quality Discrete Desktop Headphone Amp
The Topping A90 Discrete is a higher power version of the popular A90 ultra high performance desktop headphone amplifier with a discrete design. It features fully symmetrical amplification, 4-pin XLR, 4.4mm Pentaconn symmetrical and 6.35mm Jack headphone outputs, RCA and XLR preamp outputs, a ground switch, remote control and EXT90 expansion unit connectivity.
TOPPING EXT90 - Extension Module for PRE90 and A90 Discrete Amplifier
Topping EXT90 expansion module for PRE90 and A90 Discrete amplifier. It allows you to expand the number of connections of the base unit with 1 pair of RCA and 3 pairs of XLR inputs.
